Author: Dr. G. Schürmann, U. Raeth, W. Böhme, B. Wiedemann, H. Bihl, H. Buhr (auth.), Professor Dr. Christian Herfarth, Professor Dr. F. P. Gall, Professor Dr. H. G. Beger, Professor Dr. Edgar Ungeheuer (eds.)
Author: R. Schlief, R. Schürmann, H. P. Niendorf (auth.), Prof. Dr. med. Norbert Heyder, Prof. Dr. med. Eckhart G. Hahn, Prof. Dr. med. Barry B. Goldberg (eds.)